@headerColor: #ff3333;
@headerFontColor: #fff;
@boxColor: #333;

.headerContainer{
  width: 100%;
  background-color: @headerColor;
  font-size: 20px;
  color: @headerFontColor;
}

.bigBox {
  overflow: hidden;
  height: 400px;
  width: 400px;
  background: @boxColor;
}

.testCssTreeShaking {
  width: 200px;
  height: 200px;
}
